1. Smartphone Operating Systems
1.1. iOS/ iPhone
1.1.1. Pros:
1.1.1.1. Many apps
1.1.1.2. Siri
1.1.2. Cons:
1.1.2.1. No flash compatability
1.1.2.2. Limited storage
1.2. Android
1.2.1. Pros:
1.2.1.1. High power performance
1.2.1.2. Able to get devices with CDMA and GSM
1.2.2. Cons:
1.2.2.1. Harder to navigate through apps system
1.2.2.2. Fewer network options
1.2.3. Ice cream sandwich
1.2.3.1. New features
1.2.3.1.1. Phone integration with tablets
1.2.3.1.2. Share content with
1.2.3.1.3. New node
1.3. Windows 7 Mobile
1.3.1. Pros:
1.3.1.1. Cloud integration
1.3.1.2. Superior hardware
1.3.2. Cons:
1.3.2.1. No multitasking
2. Hardware
2.1. Processor
2.1.1. Nvidia Tegra
2.1.1.1. Dual core processor
2.2. Keyboard
2.2.1. Qwerty
2.2.2. On-screen
2.2.2.1. stylus scribe
2.3. Screen
2.3.1. size
2.3.2. type
2.3.2.1. ips
2.3.2.2. retina
2.3.3. resolution
2.4. Camera
2.4.1. Megapixel
2.4.2. Video
3. Carriers
3.1. CDMA
3.1.1. pro
3.1.1.1. wide coverage area
3.1.1.2. Easier to track if stolen
3.1.2. con
3.1.2.1. can only be used in the US
3.1.2.2. must contact the carrier to switch phones
3.2. GSM
3.2.1. pro
3.2.1.1. can be used world wide
3.2.1.2. easy to switch phones with sim
3.2.2. con
3.2.2.1. phones can be stolen and used by simply switchin the sim
3.2.2.2. phones are locked and cannot be used with other carriers